157729516

素因数分解:

$2^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{21419}}^1$

素因数の和:21693

約数の個数: 24

約数和(自身を含む): 316673280

約数和(自身を除く): 158943764

約数列:

[1, 2, 4, 7, 14, 28, 263, 526, 1052, 1841, 3682, 7364, 21419, 42838, 85676, 149933, 299866, 599732, 5633197, 11266394, 22532788, 39432379, 78864758, 157729516]

約数ペア:

[(1, 157729516), (2, 78864758), (4, 39432379), (7, 22532788), (14, 11266394), (28, 5633197), (263, 599732), (526, 299866), (1052, 149933), (1841, 85676), (3682, 42838), (7364, 21419)]